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GYBv1/2 working

This commit is contained in:
James Alan Nguyen 2022-04-30 16:00:29 +10:00
parent b9e51ab97f
commit 66b0589959
1 changed files with 18 additions and 11 deletions
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29
src/engine/fileOpsIns.cpp
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@ -1214,6 +1214,10 @@ void DivEngine::loadGYB(SafeReader& reader, std::vector<DivInstrument*>& ret, St
insMelodyCount = reader.readC();
insDrumCount = reader.readC();
if (insMelodyCount > 128 || insDrumCount > 128) {
throw std::invalid_argument(fmt::sprintf("GYBv1/2 patch count is out of bounds."));
}
if (!reader.seek(0x100, SEEK_CUR)) { // skip MIDI instrument mapping
throw EndOfFileException(&reader, reader.tell() + 0x100);
}
@ -1224,27 +1228,24 @@ void DivEngine::loadGYB(SafeReader& reader, std::vector<DivInstrument*>& ret, St
// Instrument data
for (int i = 0; i < (insMelodyCount+insDrumCount); ++i) {
// Note: melody and drum patches are interleaved...
// TODO determine if a patch is 'empty' -> ignore and move on
bool isDrum = (i >= insMelodyCount);
DivInstrument* newIns = readInstrument(reader, (version==2));
reader.readC(); // skip transpose
if (version == 2) {
reader.readC(); // skip padding
}
uint8_t nameLen = reader.readC();
String insName = (nameLen > 0) ? reader.readString(nameLen) : fmt::sprintf("%s [%d]", stripPath, readCount);
newIns->name = insName;
insList.push_back(newIns);
++readCount;
}
// Instrument name
for (int i = 0; i < (insMelodyCount+insDrumCount); ++i) {
uint8_t nameLen = reader.readC();
String insName = (nameLen > 0) ? reader.readString(nameLen) : fmt::sprintf("%s [%d]", stripPath, readCount);
// Map to note assignment currently not supported.
// TODO determine if a patch is 'empty' -> ignore and move on
if (insList[i] == NULL) {
continue;
}
insList[i]->name = insName;
}
} else { // GYBv3+
reader.readC(); // skip LFO speed (chip-global)
uint32_t fileSize = reader.readI();
@ -1291,6 +1292,12 @@ void DivEngine::loadGYB(SafeReader& reader, std::vector<DivInstrument*>& ret, St
delete insList[i];
}
is_failed = true;
} catch (std::invalid_argument& e) {
lastError = fmt::sprintf("Invalid value found in patch file. %s", e.what());
logE("Invalid value found in patch file.");
logE(e.what());
is_failed = true;
}
if (!is_failed) {